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For the Inventor, By the Inventor

Houston, TX, United States of America

Synthesis Energy Systems, Inc.


USPTO Granted Patents = 13

% Expired Patents = 23.1

Forward Citations = 68

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12 inventors (with patents filed for the assignee):

goldMedal John D Winter (5 out of 30 patents)

silverMedal Guohai Liu (2 out of 17 patents)

bronzeMedal Francis Sikming Lau (2 out of 8 patents)

4.  Minghai Gu (2 out of 2 patents)

5.  Songliang Sun (2 out of 2 patents)

6.  Guangliang Luo (2 out of 2 patents)

7.  Haruyasu Michishita (1 out of 9 patents)

8.  Takahiro Obase (1 out of 1 patent)

9.  Tsung-Yao Robert Sheng (1 out of 1 patent)

10.  David H Nicoll (1 out of 1 patent)

11.  Timothy E Vail (1 out of 1 patent)

12.  Gouhai Liu (1 out of 1 patent)


13 patents:

1. 10518238 - Apparatus using multiple jets for gas delivery and methods of fluidizing (2019-12-31),
2. 10093996 - Method and apparatus for recycling top gas for shaft furnace (2018-10-09),
3. 9963649 - High temperature and pressure solids handling system (2018-05-08),
4. 9840445 - Method and apparatus for recycling methane (2017-12-12),
5. 9527026 - Method and apparatus for recycling ash fines (2016-12-27),
6. 9421510 - Gasifier grid cooling safety system and methods (2016-08-23),
7. 9126133 - Dust removal method using baghouse filters and dust removal apparatus therefor (2015-09-08),
8. 9103234 - HRSG for fluidized gasification (2015-08-11),
9. 9039810 - Fines capture and recycle system and uses thereof (2015-05-26),
10. 8968431 - Method and apparatus for cooling solid particles under high temperature and pressure (2015-03-03),
11. 8920736 - Loop seal for recycling solids from a cyclone and fluidized bed reactor and method using the same (2014-12-30),
12. 8906121 - Fluidized beds, sizing of fluidized medium inlet holes and methods of fluidizing (2014-12-09),
13. 7879294 - Method and apparatus for fine solids recycle (2011-02-01),
Company Overview
Synthesis Energy Systems, Inc. is a Houston-based company specializing in advanced energy solutions, particularly in the development of gasification technologies. The organization focuses on converting low-cost feedstocks into clean, synthetic fuels and chemicals, aiming to enhance energy efficiency and sustainability. With a commitment to innovation, Synthesis Energy Systems is positioned within the broader energy sector, contributing to the transition towards cleaner energy sources and supporting various industrial applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Synthesis Energy Systems, Inc. USPTO Patent Assignee Logo
13 Patents

#390 in Houston, TX

#1,487 in Texas

#23,838 in US

#45,039 in the World

Houston, TX (US)
Houston, TX, United States of America

Synthesis Energy Systems, Inc.

Forward Citations = 68

12 inventors:

goldMedal John D Winter (5 out of 30 patents)

silverMedal Guohai Liu (2 out of 17 patents)

bronzeMedal Francis Sikming Lau (2 out of 8 patents)

4.  Minghai Gu (2 out of 2 patents)

5.  Songliang Sun (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Synthesis Energy Systems, Inc.. Retrieved from https://idiyas.com/company/synthesis-energy-systems

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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